Summary of Significant Accounting Policies (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 30, 2012	Sep. 30, 2012	Jul. 01, 2012	Apr. 01, 2012	Dec. 25, 2011	Sep. 25, 2011	Jun. 26, 2011	Mar. 27, 2011	Dec. 30, 2012	Dec. 25, 2011	Dec. 26, 2010
Significant Accounting Policies [Line Items]
Equity method ownership interests, lowest (in hundredths)	20.00%								20.00%
Equity method ownership interests, highest (in hundredths)	50.00%								50.00%
Maximum period for an investment to be classified as highly liquid									three months
Finished goods percentage of inventory (in hundredths)	91.00%				94.00%				91.00%	94.00%
Number of significant equity method investments									1
Percentage ownership interest in joint venture	50.00%								50.00%
Finite-Lived Intangible Assets, Useful Life, Minimum									5
Finite-Lived Intangible Assets, Useful Life, Maximum									25
Percentage of other intangibles being amortized in proportion to projected sales (in hundredths)									8.00%
Shipment and handling expense									$ 157,035	$ 173,028	$ 154,604
2013 expected pension plan contribution	5,800								5,800
Options excluded from calculation of diluted earnings per share (in shares)									3,409	1,851	94
Earnings per share, basic [Abstract]
Net earnings	130,299	164,852	43,427	(2,579)	139,130	170,990	58,051	17,196	335,999	385,367	397,752
Average shares outstanding (in shares)									130,067	133,823	139,079
Net earnings per share, basic (in dollars per share)	$ 1.00	$ 1.26	$ 0.33	$ (0.02)	$ 1.08	$ 1.29	$ 0.43	$ 0.12	$ 2.58	$ 2.88	$ 2.86
Earnings per share, diluted [Abstract]
Net earnings	130,299	164,852	43,427	(2,579)	139,130	170,990	58,051	17,196	335,999	385,367	397,752
Interest expense on contingent convertible debentures due 2021, net of tax									0	0	1,124
Adjusted net earnings									$ 335,999	$ 385,367	$ 398,876
Average shares outstanding (in shares)									130,067	133,823	139,079
Effect of dilutive securities: [Abstract]
Contingent convertible debentures due 2021 (in shares)									0	0	3,024
Options and other share-based awards (in shares)									1,859	2,874	3,567
Equivalent shares (in shares)									131,926	136,697	145,670
Net earnings per share, diluted (in dollars per share)	$ 0.99	$ 1.24	$ 0.33	$ (0.02)	$ 1.06	$ 1.27	$ 0.42	$ 0.12	$ 2.55	$ 2.82	$ 2.74
Land Improvements [Member]
Significant Accounting Policies [Line Items]
Depreciation period, low range									15
Depreciation period, high range									19
Buildings and Improvements [Member]
Significant Accounting Policies [Line Items]
Depreciation period, low range									15
Depreciation period, high range									25
Machinery and Equipment [Member]
Significant Accounting Policies [Line Items]
Depreciation period, low range									3
Depreciation period, high range									12
Tools, Dies and Molds [Member]
Significant Accounting Policies [Line Items]
Depreciation period, high range									3